How do I learn maths when school’s shut?

We tackle maths questions sent in by high school students in lockdown

• 34 mins

What is the smallest particle?

We tackle particle physics questions from around the world

• 31 mins

Does my toilet make sense?

Is it time to reinvent the flush toilet?

• 39 mins

How does a language begin?

How does one language become two, or even 7000?

• 30 mins

Why can’t you tickle yourself?

In this kids special, we explore a raft of questions from our younger listeners

• 45 mins

Would you risk your life to save another?

Why do some people put themselves in danger to help others?

• 32 mins

Were my atoms once your atoms?

What is the likelihood that an atom in your body has been used in someone else’s body?

• 36 mins

Do animals have consciousness?

What does it feel like to be a cat or a cuttlefish?

• 36 mins

What’s the point of blood types?

We, like most animals, have a variety of different blood types. But what are they for?

• 35 mins

Is barefoot running better?

How does a bare foot change our running pain and performance

• 31 mins

Could earthworms help transform the future of farming?

As they work the soil worms can hugely increase its fertility but there’s a downside.

• 37 mins

How is human sound affecting sealife?

Are peaceful seas an illusion? We find out how human sound affects life under the waves.

• 37 mins

Are some soaps better than others?

How was soap discovered, and what else is used for washing around the world?

• 34 mins

Why do conspiracy theories exist?

Why do conspiracy theories exist and why are we seeing so many in this pandemic?

• 39 mins

Does air traffic affect our weather?

Has reduced air travel due to pandemic lockdown affected our weather and climate?

• 33 mins

What is the point of slime?

Squelching into the science of slime.

• 33 mins

What’s the yeast doing inside my bread?

Yeast: the tiny organism with massive potential

• 33 mins

Why does running water make me need the toilet?

What does science say about controlling urination, and other bodily functions?

• 30 mins

Why do we like spicy food?

Join the CrowdScience dinner party as we tackle listeners’ food questions

• 35 mins

Why am I embarrassed to be naked?

We all have naked bodies – so why are we so embarrassed to show them?

• 32 mins

What makes stuff sticky?

Our world would fall apart without adhesives - but how do they hold things together?

• 32 mins

Why do planets spin?

Crowdscience answers listeners’ celestial questions

• 33 mins

Why do I blush?

Does blushing have some sort of evolutionary purpose? And why do we yawn?

• 32 mins

Am I related to a virus?

Although they’re not technically ‘alive’ might viruses hold a place in our family tree?

• 28 mins

Can I learn to sing in tune?

Why are some of us tone deaf, and can you improve your singing with practice?

• 32 mins

Why are elephants so big?

An episode dedicated to the curious minds of our younger listeners

• 31 mins

How can I beat pain?

Listener Bebeto wants to know how to get rid of a pain in his wrist

• 39 mins

How does a breeze become a gale?

Why are some winds friendly and others fierce?

• 27 mins

Can we prevent wildfires?

How can we reduce the spread of forest fires?

• 32 mins

Are humans naturally clean and tidy?

What hygiene instincts do we have, and are they fit for purpose?

• 31 mins